CVE-2022-21803
Nconf Prototype Pollution
Description
This affects the package nconf before 0.11.4. When using the memory engine, it is possible to store a nested JSON representation of the configuration. The .set() function, that is responsible for setting the configuration properties, is vulnerable to Prototype Pollution. By providing a crafted property, it is possible to modify the properties on the Object.prototype.
INFO
Published Date :
April 12, 2022, 4:15 p.m.
Last Modified :
April 20, 2022, 2:07 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2022-21803 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-21803.
| URL | Resource |
|---|---|
| https://github.com/indexzero/nconf/pull/397 | Issue Tracking Patch Third Party Advisory |
| https://github.com/indexzero/nconf/releases/tag/v0.11.4 | Release Notes Third Party Advisory |
| https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2632450 | Exploit Third Party Advisory |
| https://snyk.io/vuln/SNYK-JS-NCONF-2395478 | Exploit Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
My personal repository
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-21803 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-21803 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Apr. 20, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Changed Reference Type https://github.com/indexzero/nconf/pull/397 No Types Assigned https://github.com/indexzero/nconf/pull/397 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://github.com/indexzero/nconf/releases/tag/v0.11.4 No Types Assigned https://github.com/indexzero/nconf/releases/tag/v0.11.4 Release Notes, Third Party Advisory Changed Reference Type https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2632450 No Types Assigned https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2632450 Exploit, Third Party Advisory Changed Reference Type https://snyk.io/vuln/SNYK-JS-NCONF-2395478 No Types Assigned https://snyk.io/vuln/SNYK-JS-NCONF-2395478 Exploit, Third Party Advisory Added CWE NIST CWE-1321 Added CPE Configuration OR *cpe:2.3:a:nconf_project:nconf:*:*:*:*:*:node.js:*:* versions up to (excluding) 0.11.4
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-21803 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-21803
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.16 }} 0.04%
score
0.53307
percentile